MECHANICS EXAM Questions-NEiEP and Answers
1. A contractor wants to raise the car speed from 100 fpm to 125 fpm, it curre
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ntly has a 12" sheave. What is required?: 100 fpm/125 fpm= 12"/ X =15
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2. A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read vo
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ltage or resistance. What should you do?: Replace it with a larger MOV -
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630
3. On a Ward- A A
Leonard circuit the brake is set, but the motor is trying to slip through the br
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ake. What is the issue?: Suicide Circuit - 425
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4. You have an old DC motor and are adding an SCR drive, what do you d
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o to the interpoles?: Leave the interpoles alone. When adding a SCR drive to th
A A A A A A A A A A A A A A
e generator, the series loop is removed, as are the 3 resistors. Everything else re
A A A A A A A A A A A A A A
mains the same A A
5. A hydro runs up with no load but will not run with a full load. What is t
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he issue?: The relief valve is set too low - 815
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6. Runby for a 1:1 hits the CWT buffer 4" below the top landing. CWT runby
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should be set at 18". How much should the ropes be shortened?: 22" -
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235
7. You need to work on a freight door retiring cam, you LOTO the main line
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but there is still power on the cam. What circuit is still hot?: Door Operator di
A A A A A A A A A A A A A A A
sconnect -535 A
8. The contractor requests that the vertical center of a Rack and Pinion
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hoist be moved. How do you do this?: Adjust tie downs and wall ties - 850
A A A A A A A A A A A A A A A
9. Working pressure on a Hydro is 400 PSI. What is the maximum reliefA A A A A A A A A A A A A
valve setting?: 400 x 150%= 600 PSI - 815
A A A A A A A A
10. What must be installed on a false care before operation?: Spring Loaded
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safeties - 110 A A
11. There is slight arcing between the brush and commutator. What action
A A A A A A A A A A A
must be taken?: None
A A A
Note: Heavy arcing= light brush pressure, Heavy brush pressure= mechanical wear
A A A A A A A A A A
12. If rigging is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load.
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What is the beam capacity?: 18,000lbs -210
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13. How much resistance is measured over a normally closed switch?: .2
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Ohms- should be zero but will never be that low
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14. A car traveling in the hoistway always stops at the same spot and blows
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a fuse. What causes this?: traveling cable has a cut/exposed wire or a short -
A A A A A A A A A A A A A A
515 A
1/15
, .
15. 15. How is a class 1 yearly buffer test preformed?: Car at the bottom landing a
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nd on inspection, jump out direction and final limits. With pit clear, run down to com
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press the buffers, buffers should fully extend within 90 seconds.
A A A A A A A A A
Note: 5 yr is Full load, full speed - 555
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16. How many strain supports are required on a 350 ft raceway?: 4
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1 every 100ft - 505-510 A A A
17. How is stainless steel drilled out?: Slow speed and constant pressure - 205
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18 What is the required amout of retainer clips for wedge shackles and what i
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s the spacing?: At least 2. First clip being 4 times the diameter of the rope from
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the top of the shackle, and the second clip is 8 times the diameter of the rope a
A A A A A A A A A A A A A A A A A
way from the shackle. - 245
A A A A A
19. A 300 ohm resistor burns out, but you dont have another one. How can y
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ou make one?: 2-
A A A
A600 ohms resistors in parallel is 300 ohms. Resistance is half of the highest resistor
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in the parallel circuit. 3- 225 ohms is 75 ohms. - 345
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20. When cutting laminated panels, which direction should the finish side face
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?: Finish side facing the cutting edge of the tool. Blade will burr the backside. -
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225
21. How do you cut a finished floor?: Cutting blade away from the finished side -
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A255
22. A 480 VAC stepdown 240 VAC transformer is connected to a 3 phase rect
A A A A A A A A A A A A A
ifier, what is the output voltage?: 320 VAC 3 phase full wave= 1.33 x output volta
A A A A A A A A A A A A A A A
ge. - 715 A A
23. A car is loaded with 125% and sinks, why?: Slipping through the brake
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24. IF you find a broken or missing barricade what should you do?: Write up
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a formal inspection request
A A A
25. What are the consequences of misaligned joints on a rack and pinion?: Br
A A A A A A A A A A A A
oken gear teeth. CWT derailment. Excessive wear/crease the surface of the tub
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e.
- 850
26. A dumbwaiter is 9 sqft in area, 4 ft in height, and capacity is 13.9lb/ft. What
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is the total capacity?: 9 X 4 x 13.9= 500lbs Max Capacity
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27. You must enter a pit with a toxic atmosphere, how do you proceed?: Follo
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w proper OSHA procedure with proper training and PPE - 133
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2/15
, .
28. When changing a 1:1 car rated at 600fpm and 2,000lb capacity to a 2:1, wh
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at are the new ratings?: 300 fpm with 4000lbs capacity. Half the speed and do
A A A A A A A A A A A A A A
uble the capacity. A A
29. A vertical platform lift has a clearance of 1 inch. How much will it have to
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move to meet code?: Move in 1/4 inch. Code is 3/4 in
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30. A car weighs 2500lbs with a capacity of 2500lbs, The CWT is weighted 40%
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, how much is the motor lifting when the car is fully loaded?: 2500 (CAR) +
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1000 ( 40%)= 3500lbs A A A
5000-3500= 1500lbs lifted by the machine - 240 A A A A A A A
31. How must Oxygen and Acetylene tanks be stored?: Vertically, 12 feet apart,
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or on a cart with a ½ hour fire barrier between them
A A A A A A A A A A A
32. What is code for sill to sill distance?: Minimum- 1/2 in Maximum- 1-1/2 in -
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525
33 When drilling a jack hole in sandy conditions what type of drill rig is r
A A A A A A A A A A A A A A A
equired?:
Rotary or Auger bit A A A
Note: Rotary=soft A
Percussion= rocky A
Combo= solid - 810 A A A
34. A customer does not want an escape hatch on a residential elevator, u
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nder what condition is this legal?: Manual operation must be provided - 840
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35. Your helper wired the down direction and final limit switches, now the
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car will only travel up, what is the issue?: The down direction limit was wired in
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correctly
36. What are the effects of one rope sitting deeper in the sheave groove?:
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The rope wears out and the breaks faster - 245
A A A A A A A A A
37. There is a noise coming from a freight door. The sheave is moving, but t
A A A A A A A A A A A A A A
he chain is not. What is the problem?: Oil on the drive chain - 535
A A A A A A A A A A A A A A
38. What is the effect when you change a sling angle from 60 degrees to 30
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degrees?: More tension, less capacity. Any angle 30 degrees or less is dangerous
A A A A A A A A A A A A A
- 100 A
39. How many points of contact must be maintained on a ladder? How far ab
A A A A A A A A A A A A A
ove the landing must it extend? What is the proper ratio? What steps dont we
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use?: 3 points of contact A A A A
3 feet above the landing
A A A A
3/15
1. A contractor wants to raise the car speed from 100 fpm to 125 fpm, it curre
A A A A A A A A A A A A A A A
ntly has a 12" sheave. What is required?: 100 fpm/125 fpm= 12"/ X =15
A A A A A A A A A A A A A
2. A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read vo
A A A A A A A A A A A A A
ltage or resistance. What should you do?: Replace it with a larger MOV -
A A A A A A A A A A A A A
630
3. On a Ward- A A
Leonard circuit the brake is set, but the motor is trying to slip through the br
A A A A A A A A A A A A A A A
ake. What is the issue?: Suicide Circuit - 425
A A A A A A A A
4. You have an old DC motor and are adding an SCR drive, what do you d
A A A A A A A A A A A A A A A
o to the interpoles?: Leave the interpoles alone. When adding a SCR drive to th
A A A A A A A A A A A A A A
e generator, the series loop is removed, as are the 3 resistors. Everything else re
A A A A A A A A A A A A A A
mains the same A A
5. A hydro runs up with no load but will not run with a full load. What is t
A A A A A A A A A A A A A A A A A
he issue?: The relief valve is set too low - 815
A A A A A A A A A A
6. Runby for a 1:1 hits the CWT buffer 4" below the top landing. CWT runby
A A A A A A A A A A A A A A A
should be set at 18". How much should the ropes be shortened?: 22" -
A A A A A A A A A A A A A
235
7. You need to work on a freight door retiring cam, you LOTO the main line
A A A A A A A A A A A A A A A
but there is still power on the cam. What circuit is still hot?: Door Operator di
A A A A A A A A A A A A A A A
sconnect -535 A
8. The contractor requests that the vertical center of a Rack and Pinion
A A A A A A A A A A A A
hoist be moved. How do you do this?: Adjust tie downs and wall ties - 850
A A A A A A A A A A A A A A A
9. Working pressure on a Hydro is 400 PSI. What is the maximum reliefA A A A A A A A A A A A A
valve setting?: 400 x 150%= 600 PSI - 815
A A A A A A A A
10. What must be installed on a false care before operation?: Spring Loaded
A A A A A A A A A A A A
safeties - 110 A A
11. There is slight arcing between the brush and commutator. What action
A A A A A A A A A A A
must be taken?: None
A A A
Note: Heavy arcing= light brush pressure, Heavy brush pressure= mechanical wear
A A A A A A A A A A
12. If rigging is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load.
A A A A A A A A A A A A A A A A
What is the beam capacity?: 18,000lbs -210
A A A A A A
13. How much resistance is measured over a normally closed switch?: .2
A A A A A A A A A A A
Ohms- should be zero but will never be that low
A A A A A A A A A
14. A car traveling in the hoistway always stops at the same spot and blows
A A A A A A A A A A A A A A
a fuse. What causes this?: traveling cable has a cut/exposed wire or a short -
A A A A A A A A A A A A A A
515 A
1/15
, .
15. 15. How is a class 1 yearly buffer test preformed?: Car at the bottom landing a
A A A A A A A A A A A A A A A
nd on inspection, jump out direction and final limits. With pit clear, run down to com
A A A A A A A A A A A A A A A
press the buffers, buffers should fully extend within 90 seconds.
A A A A A A A A A
Note: 5 yr is Full load, full speed - 555
A A A A A A A A A
16. How many strain supports are required on a 350 ft raceway?: 4
A A A A A A A A A A A
1 every 100ft - 505-510 A A A
17. How is stainless steel drilled out?: Slow speed and constant pressure - 205
A A A A A A A A A A A A
18 What is the required amout of retainer clips for wedge shackles and what i
A A A A A A A A A A A A A
s the spacing?: At least 2. First clip being 4 times the diameter of the rope from
A A A A A A A A A A A A A A A A
the top of the shackle, and the second clip is 8 times the diameter of the rope a
A A A A A A A A A A A A A A A A A
way from the shackle. - 245
A A A A A
19. A 300 ohm resistor burns out, but you dont have another one. How can y
A A A A A A A A A A A A A A
ou make one?: 2-
A A A
A600 ohms resistors in parallel is 300 ohms. Resistance is half of the highest resistor
A A A A A A A A A A A A A A A
in the parallel circuit. 3- 225 ohms is 75 ohms. - 345
A A A A A A A A A A A
20. When cutting laminated panels, which direction should the finish side face
A A A A A A A A A A
?: Finish side facing the cutting edge of the tool. Blade will burr the backside. -
A A A A A A A A A A A A A A A
225
21. How do you cut a finished floor?: Cutting blade away from the finished side -
A A A A A A A A A A A A A A
A255
22. A 480 VAC stepdown 240 VAC transformer is connected to a 3 phase rect
A A A A A A A A A A A A A
ifier, what is the output voltage?: 320 VAC 3 phase full wave= 1.33 x output volta
A A A A A A A A A A A A A A A
ge. - 715 A A
23. A car is loaded with 125% and sinks, why?: Slipping through the brake
A A A A A A A A A A A A
24. IF you find a broken or missing barricade what should you do?: Write up
A A A A A A A A A A A A A A
a formal inspection request
A A A
25. What are the consequences of misaligned joints on a rack and pinion?: Br
A A A A A A A A A A A A
oken gear teeth. CWT derailment. Excessive wear/crease the surface of the tub
A A A A A A A A A A A
e.
- 850
26. A dumbwaiter is 9 sqft in area, 4 ft in height, and capacity is 13.9lb/ft. What
A A A A A A A A A A A A A A A
is the total capacity?: 9 X 4 x 13.9= 500lbs Max Capacity
A A A A A A A A A A A A
27. You must enter a pit with a toxic atmosphere, how do you proceed?: Follo
A A A A A A A A A A A A A
w proper OSHA procedure with proper training and PPE - 133
A A A A A A A A A A
2/15
, .
28. When changing a 1:1 car rated at 600fpm and 2,000lb capacity to a 2:1, wh
A A A A A A A A A A A A A A
at are the new ratings?: 300 fpm with 4000lbs capacity. Half the speed and do
A A A A A A A A A A A A A A
uble the capacity. A A
29. A vertical platform lift has a clearance of 1 inch. How much will it have to
A A A A A A A A A A A A A A A A
move to meet code?: Move in 1/4 inch. Code is 3/4 in
A A A A A A A A A A A
30. A car weighs 2500lbs with a capacity of 2500lbs, The CWT is weighted 40%
A A A A A A A A A A A A A
, how much is the motor lifting when the car is fully loaded?: 2500 (CAR) +
A A A A A A A A A A A A A A A
1000 ( 40%)= 3500lbs A A A
5000-3500= 1500lbs lifted by the machine - 240 A A A A A A A
31. How must Oxygen and Acetylene tanks be stored?: Vertically, 12 feet apart,
A A A A A A A A A A A A
or on a cart with a ½ hour fire barrier between them
A A A A A A A A A A A
32. What is code for sill to sill distance?: Minimum- 1/2 in Maximum- 1-1/2 in -
A A A A A A A A A A A A A A
525
33 When drilling a jack hole in sandy conditions what type of drill rig is r
A A A A A A A A A A A A A A A
equired?:
Rotary or Auger bit A A A
Note: Rotary=soft A
Percussion= rocky A
Combo= solid - 810 A A A
34. A customer does not want an escape hatch on a residential elevator, u
A A A A A A A A A A A A
nder what condition is this legal?: Manual operation must be provided - 840
A A A A A A A A A A A A
35. Your helper wired the down direction and final limit switches, now the
A A A A A A A A A A A A
car will only travel up, what is the issue?: The down direction limit was wired in
A A A A A A A A A A A A A A A
correctly
36. What are the effects of one rope sitting deeper in the sheave groove?:
A A A A A A A A A A A A A
The rope wears out and the breaks faster - 245
A A A A A A A A A
37. There is a noise coming from a freight door. The sheave is moving, but t
A A A A A A A A A A A A A A
he chain is not. What is the problem?: Oil on the drive chain - 535
A A A A A A A A A A A A A A
38. What is the effect when you change a sling angle from 60 degrees to 30
A A A A A A A A A A A A A A A
degrees?: More tension, less capacity. Any angle 30 degrees or less is dangerous
A A A A A A A A A A A A A
- 100 A
39. How many points of contact must be maintained on a ladder? How far ab
A A A A A A A A A A A A A
ove the landing must it extend? What is the proper ratio? What steps dont we
A A A A A A A A A A A A A A A
use?: 3 points of contact A A A A
3 feet above the landing
A A A A
3/15
